Question

Which protocol is used when an email is received??

Answer 1

click on the email and reply back.

I hope this is what you wanted.

Answer 2

There are so many types of protocols but it THAT IMAP & SMTP is important.

IMAP(Internet message access protocol) this type of protocol is used to receive the mail and quickly reply.

SMTP(simple mail transfer protocol) it is used to send the mails.

I hope it helps you............